<template>
	<div>
    <ul>
      <li v-for="item in nums">{{item}}</li>
    </ul>
    <ul v-for="items in numss">
      <li v-for="item in items">{{item}}</li>
    </ul>
	</div>
</template>

<script>
  export default{
    data() {
      return {
        nums: [1, 2, 3, 4, 5, 6, 7, 8, 9],
        numss: [
          [321, 123, 213],
          [456, 654, 546],
          [789, 987, 879]
        ]
      }
    }
  }
</script>
